A dual-threshold receiver gain control device and its control method
A technology of gain control and receiver, which is applied in the field of communication, can solve the problems of unfavorable remote control, increase once, and long time, etc., and achieve the effect of realizing automatic gain control and improving efficiency
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[0037] Example 1, such as Figure 1-13 As shown, a device based on double-threshold receiver gain control includes a network module circuit, an amplitude-variable local oscillator output circuit, an analog-to-digital conversion AD circuit, a digital-to-analog conversion DA circuit, a control circuit, and a receiver analog part circuit,
[0038] The analog-to-digital conversion AD circuit is connected to the receiver analog part circuit, the digital-to-analog conversion DA circuit is connected to the amplitude-variable local oscillator output circuit, the network module, the digital-to-analog conversion DA circuit, the analog-to-digital conversion AD circuit, the amplitude The variable local oscillator output circuit is connected to the control circuit respectively, and the control circuit includes a CPU,
[0039] The CPU sets the average voltage range of the receiver through the network module circuit, and the analog-to-digital conversion AD circuit collects the average value ...
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